Add properties and default values for orphans and widows css support

DEVSIX-3664

Autoported commit.
Original commit hash: [a9b9306d6]

Author: BlackEgoist

itext/itext.styledxmlparser/itext/styledxmlparser/css/CommonCssConstants.cs

@@ -300,6 +300,9 @@ static CommonCssConstants() {
         /// <summary>The Constant OPACITY.</summary>
         public const String OPACITY = "opacity";
 
+        /// <summary>The Constant OPRPHANS.</summary>
+        public const String ORPHANS = "orphans";
+
         /// <summary>The Constant OUTLINE.</summary>
         public const String OUTLINE = "outline";
 
@@ -393,6 +396,9 @@ static CommonCssConstants() {
         /// <summary>The Constant WHITE_SPACE.</summary>
         public const String WHITE_SPACE = "white-space";
 
+        /// <summary>The Constant WIDOWS.</summary>
+        public const String WIDOWS = "widows";
+
         /// <summary>The Constant WIDTH.</summary>
         public const String WIDTH = "width";
 

itext/itext.styledxmlparser/itext/styledxmlparser/css/resolve/CssDefaults.cs

@@ -119,6 +119,8 @@ static CssDefaults() {
             defaultValues.Put(CommonCssConstants.TEXT_DECORATION, CommonCssConstants.NONE);
             defaultValues.Put(CommonCssConstants.WHITE_SPACE, CommonCssConstants.NORMAL);
             defaultValues.Put(CommonCssConstants.WIDTH, CommonCssConstants.AUTO);
+            defaultValues.Put(CommonCssConstants.ORPHANS, "2");
+            defaultValues.Put(CommonCssConstants.WIDOWS, "2");
         }
 
         // TODO not complete

itext/itext.styledxmlparser/itext/styledxmlparser/css/resolve/CssInheritance.cs

@@ -70,7 +70,7 @@ public class CssInheritance : IStyleInheritance {
             , CommonCssConstants.WRITING_MODE, CommonCssConstants.BORDER_COLLAPSE, CommonCssConstants.BORDER_SPACING
             , CommonCssConstants.CAPTION_SIDE, CommonCssConstants.EMPTY_CELLS, CommonCssConstants.LIST_STYLE, CommonCssConstants
             .LIST_STYLE_IMAGE, CommonCssConstants.LIST_STYLE_POSITION, CommonCssConstants.LIST_STYLE_TYPE, CommonCssConstants
-            .QUOTES));
+            .QUOTES, CommonCssConstants.ORPHANS, CommonCssConstants.WIDOWS));
 
         // Color Properties
         // Basic Box Properties

port-hash

@@ -1 +1 @@
-45100439dfb627839aaacaa874862cae01f84dda
+a9b9306d604b441a28373b83f8ea0e377e867b18